Alternative periodic tables are tabulations of chemical elements differing significantly in their organization from the traditional depiction of the periodic system. Several have been devised, often purely for didactic reasons, as not all correlations between the chemical elements are effectively captured by the standard periodic table.
At the time of Christopher Columbus’ arrival to the South American continent, the Inca Empire stretched 4,300 miles, covering most of Peru, Bolivia, Ecuador, northern Chile, and Northwest Argentina – the longitudinal expanse of the Roman Empire.
In the new book (OYLA Youth Science) for March 2019, you will learn about the parallel universes of Everett. We will also tell you about how to drink tea in different countries of the world.
In the new book #23 you can read about Transmission and White Gold. Learn all about the mandarine oranges and how the lighthouse works. We will tell you what is the secret weapon of video games, as well as about the James Webb telescope
Read in our new issue of Quantum Physics, Games and Strategies and how to survive at temperatures below zero. You will learn new things about the life of gladiators, study the killer's plants, be surprised at the clothes of the future.
In our new book we have prepared many interesting articles for our readers. You will learn how to play with darts using scientific knowledge. We will tell you a lot of interesting and useful weather.
Interesting discoveries, new knowledge, interesting facts await our readers in the new book #19.
You can read the 10 most dangerous ideas in science and other interesting articles in the new issue of the new book.
Let us offer you a wonderful and convenient digital product for schools, universities, families with science lovers - School Digital Kit (SDK).
You can read our books, study articles and use our product as you see fit and useful for you within 24 hours a day.
Dear readers! Meet our new book. The main theme of the issue is food and science.
You will learn a lot of interesting things about what we eat and how the food is related to science.